\begin{table}[!h]

\caption{Linear models on anticlerical violence by clergy type\label{tab:lm_secreg}}
\centering
\begin{threeparttable}
\begin{tabular}[t]{lcccccc}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{3}{c}{Secular clergy} & \multicolumn{3}{c}{Regular clergy} \\
\cmidrule(l{3pt}r{3pt}){2-4} \cmidrule(l{3pt}r{3pt}){5-7}
  & (1) & (2) & (3) & (4) & (5) & (6)\\
\midrule
Employers' association & 0.200*** & 0.102+ & 0.014 & 0.224** & 0.075 & 0.131\\
 & (0.040) & (0.053) & (0.060) & (0.069) & (0.046) & (0.099)\\
CNT union & 0.042 & -0.031 & 0.042 & 0.074* & -0.037 & 0.074*\\
 & (0.052) & (0.046) & (0.051) & (0.030) & (0.030) & (0.030)\\
UGT union & 0.024 & 0.022 & -0.004 & 0.030 & 0.026 & 0.016\\
 & (0.022) & (0.022) & (0.019) & (0.019) & (0.018) & (0.017)\\
Employer $\times$ CNT union &  & 0.287** &  &  & 0.436** & \\
 &  & (0.110) &  &  & (0.141) & \\
Employer $\times$ UGT union &  &  & 0.304** &  &  & 0.152+\\
 &  &  & (0.101) &  &  & (0.091)\\
Population (log) & 0.125*** & 0.127*** & 0.125*** & 0.012 & 0.014 & 0.012\\
 & (0.016) & (0.016) & (0.016) & (0.014) & (0.014) & (0.014)\\
Leftist support 1936 & -0.084* & -0.087** & -0.084* & -0.055+ & -0.059* & -0.055+\\
 & (0.033) & (0.032) & (0.034) & (0.029) & (0.029) & (0.029)\\
Days of Republican control (log) & 0.065*** & 0.066*** & 0.065*** & 0.014** & 0.015** & 0.014**\\
 & (0.019) & (0.019) & (0.019) & (0.005) & (0.005) & (0.005)\\
Illiteracy 1930 & -0.367*** & -0.358*** & -0.352*** & -0.219*** & -0.204*** & -0.211***\\
 & (0.082) & (0.081) & (0.083) & (0.059) & (0.056) & (0.058)\\
Number of clerics (log) & 0.151*** & 0.148*** & 0.148*** & 0.212*** & 0.208*** & 0.211***\\
 & (0.024) & (0.024) & (0.023) & (0.025) & (0.025) & (0.025)\\
\midrule
$n$ & 3948 & 3948 & 3948 & 3948 & 3948 & 3948\\
$R^2$ & 0.36 & 0.36 & 0.36 & 0.35 & 0.36 & 0.35\\
Adj. $R^2$ & 0.35 & 0.35 & 0.35 & 0.34 & 0.36 & 0.34\\
Province FE & Yes & Yes & Yes & Yes & Yes & Yes\\
\bottomrule
\end{tabular}
\begin{tablenotes}[para]
\item \textit{Note: } 
\item + p $<$ 0.1, * p $<$ 0.05, ** p $<$ 0.01, *** p $<$ 0.001. Province FE not shown, clustered SE (province). Only municipalities that were at least one day under Republican control.
\end{tablenotes}
\end{threeparttable}
\end{table}
